I Do is the fourteenth episode of the fourth season of Glee, and the 80th episode overall. The episode revovles around the events during and after Will and Emma's wedding. Emma runs out on the ceremony, and at the reception numerous relationships are created or rekindled.
- Sue Sylvester
- Santana and Quinn have numerous one-on-one conversations throughout the episode, about such topics as love, looks, weddings, Valentine's Day, men, and sex.
- Emma and Sue talk about their dresses and the wedding, but it is interspersed with a conversation about Will.